- Source: Primula halleri
Primula halleri, the long-flowered primrose, is a species of flowering plant in the family Primulaceae, native to the Alps, Carpathians, and some of the mountain ranges of the Balkan Peninsula. A perennial, it is found at elevations of 1,500 to 2,700 m (4,900 to 8,900 ft). Its main pollinator is the hummingbird hawk-moth Macroglossum stellatarum.